bdaejec | 35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
12-11-2024 20:03

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General

Target

35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exe
Size

432KB
MD5

faa973afb16c19fd0e6cc3bde592670b
SHA1

f3ec848e6e30979d9c77f2318223889d1014eead
SHA256

35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02
SHA512

7527a62167610024053f294c789cff559ee55811a7f4c006c353701994001cd2f5c81c9e517aa6024ac6c8aeeb8f9a1e02bd950565f937bddf1267cf5d4d2c19
SSDEEP

12288:M/Pkft1K7RIqJS8pHhUzlUbgMSSGz90lLpwTceN:a8ffK9Ip8pW2bgMS/90l1wTLN

Score

10^/10

bdaejec aspackv2 backdoor discovery

Malware Config

Extracted

Family

bdaejec

ddos.dnsnb8.net

Signatures

Bdaejec
Bdaejec is a backdoor written in C++.
backdoor bdaejec
Bdaejec family
bdaejec

Detects Bdaejec Backdoor. 1 IoCs

Bdaejec is backdoor written in C++.

Processes:

resource	yara_rule
behavioral1/memory/2824-35-0x0000000001150000-0x0000000001159000-memory.dmp	family_bdaejec_backdoor

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

Processes:

resource	yara_rule
behavioral1/files/0x00070000000120fb-8.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

Processes:

uawNysz.exe

pid	Process
2824	uawNysz.exe

Loads dropped DLL 2 IoCs

Processes:

35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exe

pid	Process
2720	35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exe
2720	35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exe

Drops file in Program Files directory 64 IoCs

Processes:

uawNysz.exe

description	ioc	Process
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	uawNysz.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	uawNysz.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	uawNysz.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	uawNysz.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	uawNysz.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	uawNysz.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	uawNysz.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	uawNysz.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	uawNysz.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	uawNysz.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	uawNysz.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	uawNysz.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	uawNysz.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	uawNysz.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exeuawNysz.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uawNysz.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exeuawNysz.exe

description	pid	Process	procid_target
PID 2720 wrote to memory of 2824	2720	35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exe	31
PID 2720 wrote to memory of 2824	2720	35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exe	31
PID 2720 wrote to memory of 2824	2720	35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exe	31
PID 2720 wrote to memory of 2824	2720	35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exe	31
PID 2824 wrote to memory of 2652	2824	uawNysz.exe	32
PID 2824 wrote to memory of 2652	2824	uawNysz.exe	32
PID 2824 wrote to memory of 2652	2824	uawNysz.exe	32
PID 2824 wrote to memory of 2652	2824	uawNysz.exe	32

C:\Users\Admin\AppData\Local\Temp\35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exe
"C:\Users\Admin\AppData\Local\Temp\35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2720
- C:\Users\Admin\AppData\Local\Temp\uawNysz.exe
  C:\Users\Admin\AppData\Local\Temp\uawNysz.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2824
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\5a553e2d.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2652

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\409D6AFC.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\5a553e2d.bat

Filesize
189B

MD5
dcd7efc895f80541e7cc7f5ed0d12dae

SHA1
e158a9b04036fe58ff90bdbeb8de0ad6b6027d99

SHA256
f633366e149468c363b99b1a70ab660d1e636e520a55bca4c9fc7b5044359ab5

SHA512
f6e0bf03a8773128cec91dd6ac0a92c5d33c3c36962b4c53d925b7d10fba802c7abf6824cae39a5ef59b8872218ffca76e241dce7ec5151dbdb40c1019c089e9

Download Submit
C:\Users\Admin\AppData\Local\Temp\uawNysz.exe

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2720-0-0x0000000000E40000-0x0000000000EB3000-memory.dmp

Filesize
460KB

Download
memory/2720-4-0x0000000001150000-0x0000000001159000-memory.dmp

Filesize
36KB

Download
memory/2720-9-0x0000000001150000-0x0000000001159000-memory.dmp

Filesize
36KB

Download
memory/2720-13-0x0000000000E40000-0x0000000000EB3000-memory.dmp

Filesize
460KB

Download
memory/2824-35-0x0000000001150000-0x0000000001159000-memory.dmp

Filesize
36KB

Download